<div dir="ltr">I have put the 8bit-dns=yes option in the config and it is working as expected in a bind-backend setup<div><br></div><div>Thanks !</div><div><br></div><div>Thibaud.</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Le jeu. 14 oct. 2021 à 16:36, Peter van Dijk via Pdns-users <<a href="mailto:pdns-users@mailman.powerdns.com">pdns-users@mailman.powerdns.com</a>> a écrit :<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Thu, 2021-10-14 at 16:01 +0200, Remi Gacogne via Pdns-users wrote:<br>
> On 10/14/21 15:52, Thib D via Pdns-users wrote:<br>
> > It seems like pdns auth servers are answering SERVFAIL queries when the <br>
> > subdomain is malformed in the query. It is testable on <a href="http://powerdns.com" rel="noreferrer" target="_blank">powerdns.com</a> <br>
> > <<a href="http://powerdns.com" rel="noreferrer" target="_blank">http://powerdns.com</a>> domain - which I assume is hosted on a pdns-auth <br>
> > backend.<br>
> > <br>
> That behaviour can be configured via the 8bit-dns parameter [1], which <br>
> default to false. It used to be an issue for some PowerDNS backends but <br>
> my understanding is that it should be safe to turn it on nowadays.<br>
> <br>
> [1]: <a href="https://doc.powerdns.com/authoritative/settings.html#bit-dns" rel="noreferrer" target="_blank">https://doc.powerdns.com/authoritative/settings.html#bit-dns</a><br>
<br>
I am not sure it is safe to turn on with the SQL backends today. Our<br>
test suite does not cover it, so we can't guarantee correct operation.<br>
<br>
Kind regards,<br>
-- <br>
Peter van Dijk<br>
PowerDNS.COM BV - <a href="https://www.powerdns.com/" rel="noreferrer" target="_blank">https://www.powerdns.com/</a><br>
<br>
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</blockquote></div>